I need sum help. My power dvd stop work on my loptop now its telling me I need the activation code but I don't know how. Can someone help me obtain this code please. I already have the ID and SR number

I really need someone to help me obtain my activation code for my powerdvd10 it was working now it stopped I already have the ID and SR number but cant seem to get the activation code. I'm begging please for your help